PlayStation 3Xbox 360
Portal 2: Peer Review
#Puzzle
About
Portal 2: Peer Review includes an additional course for Portal 2 co-op campaign, dubbed "Art Therapy"; as well as Challenge Mode for both single-player or multiplayer campaign, where players can play specific levels and compete in friends/worldwide leader-board.
Playtime Estimates
Main Story3.2h
Main + Extra3.3h
Completionist3.3h
All Styles3.2h
Confidence: 100%Updated: 4/9/2026
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Game Info
Release Date10/4/2011
DeveloperValve
PublisherValve
PlatformsPlayStation 3, Xbox 360
GenresPuzzle, Adventure
Game Modes
Single player
Themes
Comedy
Perspectives
First person
Release Dates
Xbox 360Oct 4, 2011
PlayStation 3Oct 4, 2011